172945190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{11311}}^1$

素因数の和:11468

約数の個数: 32

約数和(自身を含む): 342074880

約数和(自身を除く): 169129690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 139, 278, 695, 1390, 1529, 3058, 7645, 11311, 15290, 22622, 56555, 113110, 124421, 248842, 622105, 1244210, 1572229, 3144458, 7861145, 15722290, 17294519, 34589038, 86472595, 172945190]

約数ペア:

[(1, 172945190), (2, 86472595), (5, 34589038), (10, 17294519), (11, 15722290), (22, 7861145), (55, 3144458), (110, 1572229), (139, 1244210), (278, 622105), (695, 248842), (1390, 124421), (1529, 113110), (3058, 56555), (7645, 22622), (11311, 15290)]